This is the correct amount of effort for a thread like this.

Test one thing at a time. It feels slower and it is the only way to learn anything.

Ten percent cuts, of the current dose not the original. That is the arithmetic that keeps it survivable.

An inconclusive account is useful if it stops the next person mistaking a story for a controlled comparison.

It gets smaller. Not easy, smaller. That distinction kept me going.

Bring a list. Embarrassment makes everyone forget things, including you.